Mullard E180F / 6688 — NOS Matched Pair
Golden Pins
Triple Mica
Big Ring Getter
Special Quality
New in Original Box
Triple Mica
Big Ring Getter
Special Quality
New in Original Box
Available for sale is a premium matched pair of Mullard E180F / 6688 Special Quality pentodes. These tubes were Made in Holland and feature high-conductivity Golden Pins, Triple Mica spacers for low microphonics, and a Big Ring Getter construction. These New Old Stock (NOS) units come in their Original Mullard Boxes and have been laboratory tested on the Amplitrex AT1000.
- Type: E180F / 6688
- Brand: Mullard
- Condition: New in Original Box
- Construction: Golden Pins / Triple Mica
- Origin: Made in Holland
- Testing: Amplitrex AT1000
Design Excellence: The E180F is a “Special Quality” wide-band pentode designed for long life and low noise in critical applications.
Matching Grade: These tubes are tightly matched for both Plate Current and Transconductance .
Performance: Excellent emission levels, testing near the target parameters.
⚠️ Custom duties & taxes are the buyer’s responsibility.
| Sr. No. | Parameter Ip (mAdc) | Result Ia (mAdc) | % Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | % Gm |
|---|---|---|---|---|---|---|
| 2496004 | 13.0 | 12.8 | 98.5% | 16500 | 16320 | 98.9% |
| 2496006 | 13.0 | 12.3 | 94.6% | 16500 | 16020 | 97.1% |
✉️ For bulk or quantity requirements, feel free to Email us at
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